Home / 6,572.63-9,071.85-3,779.75

Finding the Fourth Proportional to 6,572.63, 9,071.85 and 3,779.75

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Solution

The fourth proportional to 6,572.63, 9,071.85 and 3,779.75 is: 5,216.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572.63 : 9,071.85 = 3,779.75 : x
  2. Step 2: Convert to fraction form
    6,572.63/9,071.85 = 3,779.75/x
  3. Step 3: Cross multiply
    6,572.63x = 9,071.85 × 3,779.75
  4. Step 4: Simplify right side
    6,572.63x = 34,289,279.68
  5. Step 5: Solve for x
    x = 34,289,279.68/6,572.63
  6. Step 6: Final answer
    x = 5,216.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.